Home / 53,657.96-80,488.51-14,215.08

Finding the Fourth Proportional to 53,657.96, 80,488.51 and 14,215.08

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Solution

The fourth proportional to 53,657.96, 80,488.51 and 14,215.08 is: 21,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,657.96 : 80,488.51 = 14,215.08 : x
  2. Step 2: Convert to fraction form
    53,657.96/80,488.51 = 14,215.08/x
  3. Step 3: Cross multiply
    53,657.96x = 80,488.51 × 14,215.08
  4. Step 4: Simplify right side
    53,657.96x = 1,144,150,608.73
  5. Step 5: Solve for x
    x = 1,144,150,608.73/53,657.96
  6. Step 6: Final answer
    x = 21,323.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.